METHOD OF NON-WASTE PRETREATMENT OF PRODUCTION FLUID (VERSIONS) Russian patent published in 2017 - IPC C10G5/06 C10L3/10 F25J3/08 E21B43/34 B01D3/14 

Abstract RU 2624656 C1

FIELD: oil and gas industry.

SUBSTANCE: according to the first version of the proposed method, the raw gas is separated at the first stage with gas water and hydrocarbon condensates production, the latter is reduced and stabilised together with the second stage condensate with production of the first stabilisation gas and the residue. The first stage gas is reduced and separated in the mixture with the first stabilisation gas at the second stage by cooling under the reflux conditions to form the condensate and gas, which is reduced, mixed with the second stabilisation gas, and separated at the third stage to form the condensate and gas, which is heated and discharged as the traded one. The stabilisation residue is reduced and stabilised together with the third stage condensate to produce the traded condensate and the second stabilisation gas. According to the second version of the proposed method, the hydrocarbon condensate of the first stage is reduced and stabilised, and the stabilisation residue is reduced and stabilised together with the third stage condensate and the reduced condensate of the second stage.

EFFECT: increase of the hydrocarbon recovery and the gas light components losses elimination.

8 cl, 2 ex, 2 dwg

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RU 2 624 656 C1

Authors

Kurochkin Andrej Vladislavovich

Dates

2017-07-05Published

2016-11-10Filed